The BELATORI BLOWTORCH is easy to use; portable; and compact. The flame is created when you turn on your gas supply and come into contact with the outside air. It is compact and uses 190g disposable gas cartridges. It is manageable and makes it possible for you to access confined spaces. Using the BELATORI BLOWTORCH to work with copper tube and fittings is excellent. It enables you to warm up the joint; preparing it for the application of flux and solder. The monogas torch also has the benefit of being inexpensive to use and acquire. However; it can only be used effectively in small-scale projects. Gas cartridge at code V0403052. Clean jets regular; no credits for blocked jets.